Wallboard background color changed from black to blue

Summary

With the recent changes in Jira, in order to fix JRACLOUD-60152, the wallboard background color changed to navy blue (#283447).

The gadgets color should have been changed to navy blue as well but apparently this is not always working. Some gadgets are still still having black background color in the wallboard view:

Steps to Reproduce

1. Add some gadgets to the dashboard
2. Click on the ... menu on the top right corner of the screen and select "Show as wallboard"

Expected Results

The wallboard background and the gadgets background is consistent

Actual Results

Some gadgets have the same navy blue background as the wallboard, some others have black background:

Workaround

None at the moment